48.185-48.95 157.17-157.7 15.(-176)+15.78 47.(-147)-47.(-47) 153.177-15.77 11/10/2021 Bởi Maria 48.185-48.95 157.17-157.7 15.(-176)+15.78 47.(-147)-47.(-47) 153.177-15.77
48.185-48.95 =48.(185-95) =48.90=4320 157.17-157.7 =157.(17-7) =157.10=1570 15.(-176)+15.78 =15.(-176)+78 =15.-98=-1470 47.(-147)-47.(-47) =47.(-147)+47 =47.(-100)=-4700 153.177-15.77 =27081-1155 =25926 Bình luận
$1)$48 . 185 $-$ 48 . 95 $= 48 . ( 185 – 95)$ $= 48 . 90$ $= 4320$ $2) 157.17-157.7$ $= 157 . ( 17 – 7 )$ $= 157 . 10$ $= 1570$ $3) 15.(-176)+15.78$ $= 15 . [(-176) + 78 ]$ $= 15 . (-98)$ $= -1470$ $4) 47.(-147)-47.(-47)$ $= 47 . [ ( -147) – ( -47)]$ $=47. (-100)$ $= -4700$ $5) 153.177-15.77$ $= 27081 – 1155$ $= 25926$ $@YuuSaji$ Bình luận
48.185-48.95
=48.(185-95)
=48.90=4320
157.17-157.7
=157.(17-7)
=157.10=1570
15.(-176)+15.78
=15.(-176)+78
=15.-98=-1470
47.(-147)-47.(-47)
=47.(-147)+47
=47.(-100)=-4700
153.177-15.77
=27081-1155
=25926
$1)$48 . 185 $-$ 48 . 95
$= 48 . ( 185 – 95)$
$= 48 . 90$
$= 4320$
$2) 157.17-157.7$
$= 157 . ( 17 – 7 )$
$= 157 . 10$
$= 1570$
$3) 15.(-176)+15.78$
$= 15 . [(-176) + 78 ]$
$= 15 . (-98)$
$= -1470$
$4) 47.(-147)-47.(-47)$
$= 47 . [ ( -147) – ( -47)]$
$=47. (-100)$
$= -4700$
$5) 153.177-15.77$
$= 27081 – 1155$
$= 25926$
$@YuuSaji$